VladPolskiy/mariadb-connector-c
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Fix for CONC-570:

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Removed callback function for crypto threads, since the callback function
cannot be cleared. For OpenSSL <= 1.0.2 the default implementation will be used:
address of errno (Posix) or GetCurrentThreadId (Windows).
This commit is contained in:
Georg Richter
2021-11-03 16:29:45 +01:00
parent 735a7299db
commit b2bb1b213c
1 changed files with 7 additions and 34 deletions
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41
libmariadb/secure/openssl.c
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@ -142,26 +142,6 @@ static void ma_tls_set_error(MYSQL *mysql)
return; return;
} }
#ifndef HAVE_OPENSSL_1_1_API
/*
thread safe callbacks for OpenSSL
Crypto call back functions will be
set during ssl_initialization
*/
#if OPENSSL_VERSION_NUMBER < 0x10000000L
static unsigned long my_cb_threadid(void)
{
/* cast pthread_t to unsigned long */
return (unsigned long) pthread_self();
}
#else
static void my_cb_threadid(CRYPTO_THREADID *id)
{
CRYPTO_THREADID_set_numeric(id, (unsigned long)pthread_self());
}
#endif
#endif
#ifndef HAVE_OPENSSL_1_1_API #ifndef HAVE_OPENSSL_1_1_API
static void my_cb_locking(int mode, int n, static void my_cb_locking(int mode, int n,
const char *file __attribute__((unused)), const char *file __attribute__((unused)),
@ -175,25 +155,18 @@ static void my_cb_locking(int mode, int n,
static int ssl_thread_init() static int ssl_thread_init()
{ {
if (!CRYPTO_THREADID_get_callback() if (LOCK_crypto == NULL)
#ifndef OPENSSL_NO_DEPRECATED
&& !CRYPTO_get_id_callback()
#endif
)
{ {
int i, max= CRYPTO_num_locks(); int i, max= CRYPTO_num_locks();
if (LOCK_crypto == NULL) if (!(LOCK_crypto=
{ (pthread_mutex_t *)ma_malloc(sizeof(pthread_mutex_t) * max, MYF(0))))
if (!(LOCK_crypto= return 1;
(pthread_mutex_t *)ma_malloc(sizeof(pthread_mutex_t) * max, MYF(0))))
return 1; for (i=0; i < max; i++)
pthread_mutex_init(&LOCK_crypto[i], NULL);
for (i=0; i < max; i++)
pthread_mutex_init(&LOCK_crypto[i], NULL);
}
CRYPTO_set_locking_callback(my_cb_locking); CRYPTO_set_locking_callback(my_cb_locking);
CRYPTO_THREADID_set_callback(my_cb_threadid);
} }
return 0; return 0;
} }